The practice of daylight saving time spans over a century of U.S. law. Here's who started it and why we observe the time change.

Daylight saving time​ in 2025, when clocks change by an hour, has started. Here's a look at when exactly we "spring forward."

Here's a breakdown of daylight saving time, its potential end, and the beginning of spring. When does daylight saving time start in 2025? See when clocks 'spring forward' Daylight

Researchers are discovering that "springing ahead" each March for daylight saving time is connected with serious negative health effects.

The bill stipulates that if a majority of Texans vote for standard time, the state will exempt itself from federal daylight-saving time requirements. If the majority votes for a year-round daylight saving, Texas will adopt the change only if Congress passes a law allowing states to make this change.